Drip chamber spike



FIG. 1 is a perspective view of a drip chamber spike in accordance with the new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a side elevational view thereof, as seen upon rotating the view of FIG. 2 45° about its longitudinal axis;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a top plan view of an alternative embodiment of my new design, illustrating modified openings at the top of the drip chamber spike;

FIG. 7 is a fragmentary side elevational view taken from the left side of FIG. 6;

FIG. 8 is a fragmentary side elevational view taken from the top of FIG. 6;

FIG. 9 is a fragmentary side elevated view taken from the bottom of FIG. 6; and

FIG. 10 is a side elevational view of a second alternative embodiment of my design, illustrating a modified fin structure. 

The ornamental design for a drip chamber spike, as shown and described. 